| Company name | Reg. code |
|---|---|
| ATS GROUP OÜ OÜ | 10193684 |
| ACS GROUP OÜ | 16063020 |
| AHS GROUP OÜ | 14433263 |
| ATL GROUP OÜ kustutatud | 14727148 |
| AST GROUP OÜ | 12054478 |
| ATF GROUP OÜ kustutatud | 12907320 |
| AES GROUP OÜ | 14857879 |
| ATK GROUP OÜ | 11766857 |
| ATES GROUP OÜ | 12030130 |
| AMS CAPITAL GROUP OÜ (former name CENTRAS CAPITAL OÜ) | 12955454 |
| GLOBAL ELITE MUSIC&ARTS GROUP OÜ | 17433217 |
| ACCOUNTING RESOURCES NOLA OÜ (former name AMS Group OÜ) | 12788542 |
| HALCON OÜ (former name AMS Technologies Group OÜ) | 14773007 |